[[convention]]
=== Convention

Function names, parameter names, variable names, command names, argument
names, file system paths, file names, and other literal strings are
written using a `monospace typeface` in this document. An +_italic_
word+ within such a block is a placeholder, usually described in the
following sentence.

Practical tips and notes are given throughout the document using the
following style:

TIP: Make sure you read the tips.

Terminal boxes are used to show command lines:

[role="term"]
----
echo This is a terminal box
----

Typical command prompts, like `$` and `#`, are not shown in terminal
boxes to make copy operations easier, especially for multiline commands
which you can copy and paste as is to your terminal. Command lines
which you need to execute as a root user start with cmd:sudo.